28103836160

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 320

約数和(自身を含む): 73820989440

約数和(自身を除く): 45717153280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 89, 92, 115, 124, 128, 155, 160, 173, 178, 184, 230, 248, 256, 310, 320, 346, 356, 368, 445, 460, 496, 512, 620, 640, 692, 712, 713, 736, 865, 890, 920, 992, 1240, 1280, 1384, 1424, 1426, 1472, 1730, 1780, 1840, 1984, 2047, 2480, 2560, 2759, 2768, 2848, 2852, 2944, 3460, 3560, 3565, 3680, 3968, 3979, 4094, 4960, 5363, 5518, 5536, 5696, 5704, 5888, 6920, 7120, 7130, 7360, 7936, 7958, 8188, 9920, 10235, 10726, 11036, 11072, 11392, 11408, 11776, 13795, 13840, 14240, 14260, 14720, 15397, 15872, 15916, 16376, 19840, 19895, 20470, 21452, 22072, 22144, 22784, 22816, 26815, 27590, 27680, 28480, 28520, 29440, 30794, 31832, 32752, 39680, 39790, 40940, 42904, 44144, 44288, 45568, 45632, 53630, 55180, 55360, 56960, 57040, 58880, 61588, 63457, 63664, 65504, 76985, 79360, 79580, 81880, 85808, 88288, 88576, 91264, 107260, 110360, 110720, 113920, 114080, 123176, 123349, 126914, 127328, 131008, 153970, 159160, 163760, 171616, 176576, 182528, 214520, 220720, 221440, 227840, 228160, 246352, 246698, 253828, 254656, 262016, 307940, 317285, 318320, 327520, 343232, 353152, 354131, 365056, 429040, 441440, 442880, 456320, 477307, 492704, 493396, 507656, 509312, 524032, 615880, 616745, 634570, 636640, 655040, 686464, 706304, 708262, 858080, 882880, 912640, 954614, 985408, 986792, 1015312, 1018624, 1048064, 1231760, 1233490, 1269140, 1273280, 1310080, 1372928, 1412608, 1416524, 1716160, 1765760, 1770655, 1825280, 1909228, 1970816, 1973584, 2030624, 2037248, 2386535, 2463520, 2466980, 2538280, 2546560, 2620160, 2745856, 2833048, 3432320, 3531520, 3541310, 3818456, 3941632, 3947168, 4061248, 4773070, 4927040, 4933960, 5076560, 5093120, 5240320, 5666096, 6864640, 7063040, 7082620, 7636912, 7883264, 7894336, 8122496, 9546140, 9854080, 9867920, 10153120, 10186240, 10978061, 11332192, 13729280, 14165240, 15273824, 15788672, 16244992, 19092280, 19708160, 19735840, 20306240, 21956122, 22664384, 28330480, 30547648, 31577344, 32489984, 38184560, 39416320, 39471680, 40612480, 43912244, 45328768, 54890305, 56660960, 61095296, 63154688, 76369120, 78943360, 81224960, 87824488, 90657536, 109780610, 113321920, 122190592, 152738240, 157886720, 162449920, 175648976, 181315072, 219561220, 226643840, 244381184, 305476480, 315773440, 351297952, 439122440, 453287680, 610952960, 702595904, 878244880, 906575360, 1221905920, 1405191808, 1756489760, 2810383616, 3512979520, 5620767232, 7025959040, 14051918080, 28103836160]

約数ペア:

[(1, 28103836160), (2, 14051918080), (4, 7025959040), (5, 5620767232), (8, 3512979520), (10, 2810383616), (16, 1756489760), (20, 1405191808), (23, 1221905920), (31, 906575360), (32, 878244880), (40, 702595904), (46, 610952960), (62, 453287680), (64, 439122440), (80, 351297952), (89, 315773440), (92, 305476480), (115, 244381184), (124, 226643840), (128, 219561220), (155, 181315072), (160, 175648976), (173, 162449920), (178, 157886720), (184, 152738240), (230, 122190592), (248, 113321920), (256, 109780610), (310, 90657536), (320, 87824488), (346, 81224960), (356, 78943360), (368, 76369120), (445, 63154688), (460, 61095296), (496, 56660960), (512, 54890305), (620, 45328768), (640, 43912244), (692, 40612480), (712, 39471680), (713, 39416320), (736, 38184560), (865, 32489984), (890, 31577344), (920, 30547648), (992, 28330480), (1240, 22664384), (1280, 21956122), (1384, 20306240), (1424, 19735840), (1426, 19708160), (1472, 19092280), (1730, 16244992), (1780, 15788672), (1840, 15273824), (1984, 14165240), (2047, 13729280), (2480, 11332192), (2560, 10978061), (2759, 10186240), (2768, 10153120), (2848, 9867920), (2852, 9854080), (2944, 9546140), (3460, 8122496), (3560, 7894336), (3565, 7883264), (3680, 7636912), (3968, 7082620), (3979, 7063040), (4094, 6864640), (4960, 5666096), (5363, 5240320), (5518, 5093120), (5536, 5076560), (5696, 4933960), (5704, 4927040), (5888, 4773070), (6920, 4061248), (7120, 3947168), (7130, 3941632), (7360, 3818456), (7936, 3541310), (7958, 3531520), (8188, 3432320), (9920, 2833048), (10235, 2745856), (10726, 2620160), (11036, 2546560), (11072, 2538280), (11392, 2466980), (11408, 2463520), (11776, 2386535), (13795, 2037248), (13840, 2030624), (14240, 1973584), (14260, 1970816), (14720, 1909228), (15397, 1825280), (15872, 1770655), (15916, 1765760), (16376, 1716160), (19840, 1416524), (19895, 1412608), (20470, 1372928), (21452, 1310080), (22072, 1273280), (22144, 1269140), (22784, 1233490), (22816, 1231760), (26815, 1048064), (27590, 1018624), (27680, 1015312), (28480, 986792), (28520, 985408), (29440, 954614), (30794, 912640), (31832, 882880), (32752, 858080), (39680, 708262), (39790, 706304), (40940, 686464), (42904, 655040), (44144, 636640), (44288, 634570), (45568, 616745), (45632, 615880), (53630, 524032), (55180, 509312), (55360, 507656), (56960, 493396), (57040, 492704), (58880, 477307), (61588, 456320), (63457, 442880), (63664, 441440), (65504, 429040), (76985, 365056), (79360, 354131), (79580, 353152), (81880, 343232), (85808, 327520), (88288, 318320), (88576, 317285), (91264, 307940), (107260, 262016), (110360, 254656), (110720, 253828), (113920, 246698), (114080, 246352), (123176, 228160), (123349, 227840), (126914, 221440), (127328, 220720), (131008, 214520), (153970, 182528), (159160, 176576), (163760, 171616)]